ICD-10-CM
ICD-10 code for Monofixation syndrome: H50.42
The closest CDC title for "Monofixation syndrome" is H50.42, Monofixation syndrome. H50.42 is a billable code.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
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Codes under H50, then other CDC titles that name monofixation syndrome
A header groups codes and is not billed. A billable code is one you can report.
- H50Other strabismusHeader
- H50.0EsotropiaHeader
- H50.00Unspecified esotropiaBillable
- H50.01Monocular esotropiaHeader
- H50.011Monocular esotropia, right eyeBillable
- H50.012Monocular esotropia, left eyeBillable
- H50.02Monocular esotropia with A patternHeader
- H50.021Monocular esotropia with A pattern, right eyeBillable
- H50.022Monocular esotropia with A pattern, left eyeBillable
- H50.03Monocular esotropia with V patternHeader
- H50.031Monocular esotropia with V pattern, right eyeBillable
- H50.032Monocular esotropia with V pattern, left eyeBillable
- H50.04Monocular esotropia with other noncomitanciesHeader
- H50.041Monocular esotropia with other noncomitancies, right eyeBillable
- H50.042Monocular esotropia with other noncomitancies, left eyeBillable
- H50.05Alternating esotropiaBillable
- H50.06Alternating esotropia with A patternBillable
- H50.07Alternating esotropia with V patternBillable
- H50.08Alternating esotropia with other noncomitanciesBillable
- H50.1ExotropiaHeader
- H50.10Unspecified exotropiaBillable
- H50.11Monocular exotropiaHeader
- H50.111Monocular exotropia, right eyeBillable
- H50.112Monocular exotropia, left eyeBillable
- H50.12Monocular exotropia with A patternHeader
- H50.121Monocular exotropia with A pattern, right eyeBillable
- H50.122Monocular exotropia with A pattern, left eyeBillable
- H50.13Monocular exotropia with V patternHeader
- H50.131Monocular exotropia with V pattern, right eyeBillable
- H50.132Monocular exotropia with V pattern, left eyeBillable
- H50.14Monocular exotropia with other noncomitanciesHeader
- H50.141Monocular exotropia with other noncomitancies, right eyeBillable
- H50.142Monocular exotropia with other noncomitancies, left eyeBillable
- H50.15Alternating exotropiaBillable
- H50.16Alternating exotropia with A patternBillable
- H50.17Alternating exotropia with V patternBillable
- H50.18Alternating exotropia with other noncomitanciesBillable
- H50.2Vertical strabismusHeader
- H50.21Vertical strabismus, right eyeBillable
- H50.22Vertical strabismus, left eyeBillable
- H50.3Intermittent heterotropiaHeader
- H50.30Unspecified intermittent heterotropiaBillable
- H50.31Intermittent monocular esotropiaHeader
- H50.311Intermittent monocular esotropia, right eyeBillable
- H50.312Intermittent monocular esotropia, left eyeBillable
- H50.32Intermittent alternating esotropiaBillable
- H50.33Intermittent monocular exotropiaHeader
- H50.331Intermittent monocular exotropia, right eyeBillable
- H50.332Intermittent monocular exotropia, left eyeBillable
- H50.34Intermittent alternating exotropiaBillable
- H50.4Other and unspecified heterotropiaHeader
- H50.40Unspecified heterotropiaBillable
- H50.41CyclotropiaHeader
- H50.411Cyclotropia, right eyeBillable
- H50.412Cyclotropia, left eyeBillable
- H50.42Monofixation syndromeBillable
- H50.43Accommodative component in esotropiaBillable
- H50.5HeterophoriaHeader
- H50.50Unspecified heterophoriaBillable
- H50.51EsophoriaBillable
- H50.52ExophoriaBillable
- H50.53Vertical heterophoriaBillable
- H50.54CyclophoriaBillable
- H50.55Alternating heterophoriaBillable
- H50.6Mechanical strabismusHeader
- H50.60Mechanical strabismus, unspecifiedBillable
- H50.61Brown's sheath syndromeHeader
- H50.611Brown's sheath syndrome, right eyeBillable
- H50.612Brown's sheath syndrome, left eyeBillable
- H50.62Inferior oblique muscle entrapmentHeader
- H50.621Inferior oblique muscle entrapment, right eyeBillable
- H50.622Inferior oblique muscle entrapment, left eyeBillable
- H50.629Inferior oblique muscle entrapment, unspecified eyeBillable
- H50.63Inferior rectus muscle entrapmentHeader
- H50.631Inferior rectus muscle entrapment, right eyeBillable
- H50.632Inferior rectus muscle entrapment, left eyeBillable
- H50.639Inferior rectus muscle entrapment, unspecified eyeBillable
- H50.64Lateral rectus muscle entrapmentHeader
- H50.641Lateral rectus muscle entrapment, right eyeBillable
- H50.642Lateral rectus muscle entrapment, left eyeBillable
- H50.649Lateral rectus muscle entrapment, unspecified eyeBillable
- H50.65Medial rectus muscle entrapmentHeader
- H50.651Medial rectus muscle entrapment, right eyeBillable
- H50.652Medial rectus muscle entrapment, left eyeBillable
- H50.659Medial rectus muscle entrapment, unspecified eyeBillable
- H50.66Superior oblique muscle entrapmentHeader
- H50.661Superior oblique muscle entrapment, right eyeBillable
- H50.662Superior oblique muscle entrapment, left eyeBillable
- H50.669Superior oblique muscle entrapment, unspecified eyeBillable
- H50.67Superior rectus muscle entrapmentHeader
- H50.671Superior rectus muscle entrapment, right eyeBillable
- H50.672Superior rectus muscle entrapment, left eyeBillable
- H50.679Superior rectus muscle entrapment, unspecified eyeBillable
- H50.68Extraocular muscle entrapment, unspecifiedHeader
- H50.681Extraocular muscle entrapment, unspecified, right eyeBillable
- H50.682Extraocular muscle entrapment, unspecified, left eyeBillable
- H50.689Extraocular muscle entrapment, unspecified, unspecified eyeBillable
- H50.69Other mechanical strabismusBillable
- H50.8Other specified strabismusHeader
- H50.81Duane's syndromeHeader
- H50.811Duane's syndrome, right eyeBillable
- H50.812Duane's syndrome, left eyeBillable
- H50.89Other specified strabismusBillable
- H50.9Unspecified strabismusBillable
Related conditions
Related pages
- H50.42 code detailsNotes, nearby codes, CMS-HCC group
- Category H50Every code under it
- Chapter 7Diseases of the eye and adnexa
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Monofixation syndrome?
The closest CDC title for "Monofixation syndrome" is H50.42, Monofixation syndrome. H50.42 is a billable code.
Is H50.42 billable?
Yes. H50.42 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What chapter is H50.42 in?
Chapter 7. Diseases of the eye and adnexa.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.